Coupling assembly



FIG. 1 is a side elevational view of a coupling assembly showing my design;

FIG. 2 is an end elevational view taken from the left of FIG. 1; and

FIG. 3 is an exploded perspective view thereof;

FIG. 4 is an exploded perspective view of the coupling assembly showing the male and female coupling members thereof rotated about their common axes 90° with respect to the assembled position thereof shown in FIGS. 1-3.

The side of the coupling assembly opposite from that shown in FIG. 1 is the same as that shown in FIG. 1. 

The ornamental design for a coupling assembly, as shown and described. 